package base;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Map.Entry;

public class HttpRequestProxy {

	// 连接超时
	private static int connectTimeOut = 500000;

	// 读取数据超时
	private static int readTimeOut = 1000000;

	// 请求编码
	private static String requestEncoding = "UTF-8";

	/**
	 * <pre>
	 * 发送带参数的GET的HTTP请求
	 * </pre>
	 * 
	 * @param reqUrl
	 *            HTTP请求URL
	 * @param parameters
	 *            参数映射表
	 * @return HTTP响应的字符串
	 */
	public static String doGet(String reqUrl, Map parameters) {
		HttpURLConnection url_con = null;
		String responseContent = null;
		try {
			StringBuffer params = new StringBuffer();
			for (Iterator iter = parameters.entrySet().iterator(); iter.hasNext();) {
				Entry element = (Entry) iter.next();
				params.append(element.getKey().toString());
				params.append("=");
				params.append(URLEncoder.encode(element.getValue().toString(), HttpRequestProxy.requestEncoding));
				params.append("&");
			}

			if (params.length() > 0) {
				params = params.deleteCharAt(params.length() - 1);
			}

			URL url = new URL(reqUrl);
			url_con = (HttpURLConnection) url.openConnection();
			url_con.setRequestMethod("GET");
			// System.setProperty("sun.net.client.defaultConnectTimeout", String.valueOf(base.HttpRequestProxy.connectTimeOut));// （单位：毫秒）jdk1.4换成这个,连接超时
			// System.setProperty("sun.net.client.defaultReadTimeout", String.valueOf(base.HttpRequestProxy.readTimeOut)); // （单位：毫秒）jdk1.4换成这个,读操作超时
			url_con.setConnectTimeout(getConnectTimeOut());	//（单位：毫秒）jdk 1.5换成这个,连接超时
			url_con.setReadTimeout(getReadTimeOut());		//（单位：毫秒）jdk 1.5换成这个,读操作超时
			url_con.setDoOutput(true);
			byte[] b = params.toString().getBytes();
			url_con.getOutputStream().write(b, 0, b.length);
			url_con.getOutputStream().flush();
			url_con.getOutputStream().close();

			InputStream in = url_con.getInputStream();
			BufferedReader rd = new BufferedReader(new InputStreamReader(in, getRequestEncoding()));
			String tempLine = rd.readLine();
			StringBuffer temp = new StringBuffer();
			String crlf = System.getProperty("line.separator");
			while (tempLine != null) {
				temp.append(tempLine);
				temp.append(crlf);
				tempLine = rd.readLine();
			}
			responseContent = temp.toString();
			rd.close();
			in.close();
		} catch (IOException e) {
			System.err.println("网络故障");
			e.printStackTrace();
		} finally {
			if (url_con != null) {
				url_con.disconnect();
			}
		}

		return responseContent;
	}

	/**
	 * <pre>
	 * 发送不带参数的GET的HTTP请求
	 * </pre>
	 * 
	 * @param reqUrl
	 *            HTTP请求URL
	 * @return HTTP响应的字符串
	 */
	public static String doGet(String reqUrl) {
		HttpURLConnection url_con = null;
		String responseContent = null;
		try {
			StringBuffer params = new StringBuffer();
			String queryUrl = reqUrl;

			URL url = new URL(queryUrl);
			url_con = (HttpURLConnection) url.openConnection();
			url_con.setRequestMethod("GET");
			// System.setProperty("sun.net.client.defaultConnectTimeout", String.valueOf(base.HttpRequestProxy.connectTimeOut));// （单位：毫秒）jdk1.4换成这个,连接超时
			// System.setProperty("sun.net.client.defaultReadTimeout", String.valueOf(base.HttpRequestProxy.readTimeOut)); // （单位：毫秒）jdk1.4换成这个,读操作超时
			url_con.setConnectTimeout(getConnectTimeOut());		//（单位：毫秒）jdk 1.5换成这个,连接超时
			url_con.setReadTimeout(getReadTimeOut());			//（单位：毫秒）jdk 1.5换成这个,读操作超时
			url_con.setDoOutput(true);
			byte[] b = params.toString().getBytes();
			url_con.getOutputStream().write(b, 0, b.length);
			url_con.getOutputStream().flush();
			url_con.getOutputStream().close();
			InputStream in = url_con.getInputStream();
			BufferedReader rd = new BufferedReader(new InputStreamReader(in, getRequestEncoding()));
			String tempLine = rd.readLine();
			StringBuffer temp = new StringBuffer();
			String crlf = System.getProperty("line.separator");
			while (tempLine != null) {
				temp.append(tempLine);
				temp.append(crlf);
				tempLine = rd.readLine();
			}
			responseContent = temp.toString();
			rd.close();
			in.close();
		} catch (IOException e) {
			System.err.println("网络故障");
			e.printStackTrace();
		} finally {
			if (url_con != null) {
				url_con.disconnect();
			}
		}

		return responseContent;
	}

	/**
	 * <pre>
	 * 发送带参数的POST的HTTP请求
	 * </pre>
	 * 
	 * @param reqUrl
	 *            HTTP请求URL
	 * @param parameters
	 *            参数映射表
	 * @return HTTP响应的字符串
	 */
	public static String doPost(String reqUrl, Map parameters, String verifyString) {
		HttpURLConnection url_con = null;
		String responseContent = null;
		try {
			StringBuffer params = new StringBuffer();
			for (Iterator iter = parameters.entrySet().iterator(); iter.hasNext();) {
				Entry element = (Entry) iter.next();
				params.append(element.getKey().toString());
				params.append("=");
				params.append(URLEncoder.encode(element.getValue().toString(),
						HttpRequestProxy.requestEncoding));
				params.append("&");
			}

			if (params.length() > 0) {
				params = params.deleteCharAt(params.length() - 1);
			}

			URL url = new URL(reqUrl);
			url_con = (HttpURLConnection) url.openConnection();
			url_con.setRequestProperty("Authorization", verifyString);
			url_con.setRequestMethod("POST");
			// System.setProperty("sun.net.client.defaultConnectTimeout", String.valueOf(base.HttpRequestProxy.connectTimeOut)); // （单位：毫秒）jdk1.4换成这个,连接超时
			// System.setProperty("sun.net.client.defaultReadTimeout", String.valueOf(base.HttpRequestProxy.readTimeOut)); // （单位：毫秒）jdk1.4换成这个,读操作超时
			url_con.setConnectTimeout(getConnectTimeOut());	// （单位：毫秒）jdk1.5换成这个,连接超时
			url_con.setReadTimeout(getReadTimeOut());		// （单位：毫秒）jdk 1.5换成这个,读操作超时
			url_con.setDoOutput(true);
			byte[] b = params.toString().getBytes();
			url_con.getOutputStream().write(b, 0, b.length);
			url_con.getOutputStream().flush();
			url_con.getOutputStream().close();

			InputStream in = url_con.getInputStream();
			BufferedReader rd = new BufferedReader(new InputStreamReader(in, getRequestEncoding()));
			String tempLine = rd.readLine();
			StringBuffer tempStr = new StringBuffer();
			String crlf = System.getProperty("line.separator");
			while (tempLine != null) {
				tempStr.append(tempLine);
				tempStr.append(crlf);
				tempLine = rd.readLine();
			}
			responseContent = tempStr.toString();
			rd.close();
			in.close();
		} catch (IOException e) {
			System.err.println("网络故障");
			e.printStackTrace();
		} finally {
			if (url_con != null) {
				url_con.disconnect();
			}
		}
		return responseContent;
	}

	public static String doPost(String reqUrl, String params) {
		HttpURLConnection url_con = null;
		String responseContent = null;
		try {
//			StringBuffer params = new StringBuffer();
//			for (Iterator iter = parameters.entrySet().iterator(); iter.hasNext();) {
//				Entry element = (Entry) iter.next();
//				params.append(element.getKey().toString());
//				params.append("=");
//				params.append(URLEncoder.encode(element.getValue().toString(), base.HttpRequestProxy.requestEncoding));
//				params.append("&");
//			}
//
//			if (params.length() > 0) {
//				params = params.deleteCharAt(params.length() - 1);
//			}

			URL url = new URL(reqUrl);
			url_con = (HttpURLConnection) url.openConnection();
			url_con.setRequestMethod("POST");
			// System.setProperty("sun.net.client.defaultConnectTimeout", String.valueOf(base.HttpRequestProxy.connectTimeOut));	// （单位：毫秒）jdk1.4换成这个,连接超时
			// System.setProperty("sun.net.client.defaultReadTimeout", String.valueOf(base.HttpRequestProxy.readTimeOut)); // （单位：毫秒）jdk1.4换成这个,读操作超时
			url_con.setConnectTimeout(getConnectTimeOut());		// （单位：毫秒）jdk1.5换成这个,连接超时
			url_con.setReadTimeout(getConnectTimeOut());			// （单位：毫秒）jdk 1.5换成这个,读操作超时
			url_con.setDoOutput(true);
			byte[] b = params.getBytes();
			url_con.getOutputStream().write(b, 0, b.length);
			url_con.getOutputStream().flush();
			url_con.getOutputStream().close();

			InputStream in = url_con.getInputStream();
			BufferedReader rd = new BufferedReader(new InputStreamReader(in, getRequestEncoding()));
			String tempLine = rd.readLine();
			StringBuffer tempStr = new StringBuffer();
			String crlf = System.getProperty("line.separator");
			while (tempLine != null) {
				tempStr.append(tempLine);
				tempStr.append(crlf);
				tempLine = rd.readLine();
			}
			responseContent = tempStr.toString();
			rd.close();
			in.close();
		} catch (IOException e) {
			System.err.println("网络故障");
			e.printStackTrace();
		} finally {
			if (url_con != null) {
				url_con.disconnect();
			}
		}
		return responseContent;
	}

	/**
	 * @return 连接超时(毫秒)
	 */
	public static int getConnectTimeOut() {
		return HttpRequestProxy.connectTimeOut;
	}

	/**
	 * @return 读取数据超时(毫秒)
	 */
	public static int getReadTimeOut() {
		return HttpRequestProxy.readTimeOut;
	}

	/**
	 * @return 请求编码
	 */
	public static String getRequestEncoding() {
		return requestEncoding;
	}

	/**
	 *            连接超时(毫秒)
	 */
	public static void setConnectTimeOut(int connectTimeOut) {
		HttpRequestProxy.connectTimeOut = connectTimeOut;
	}

	/**
	 *            读取数据超时(毫秒)
	 */
	public static void setReadTimeOut(int readTimeOut) {
		HttpRequestProxy.readTimeOut = readTimeOut;
	}

	/**
	 *            请求编码
	 */
	public static void setRequestEncoding(String requestEncoding) {
		HttpRequestProxy.requestEncoding = requestEncoding;
	}

	private static class Tester {
		public static void main(String[] args) {
			Map map = new HashMap();
			map.put("sxtid", "1109160001");
			String temp = HttpRequestProxy.doGet("http://61.147.68.123:7001/GetVideoAddressHandler?sxtid=1109160001",
							map);
			System.out.println("返回的消息是:" + temp);
			temp = HttpRequestProxy.doGet("http://61.147.68.123:7001/GetVideoAddressHandler?sxtid=1109160001");
			System.out.println("返回的消息是:" + temp);

		}
	}

}